貝加萊 X20 CP 1484
貝加萊 X20 CP 1484
貝加萊 X20 CP 1484
主營產(chǎn)品:AB,ABB,GE,本特利,??怂共_,英維斯,西屋,艾默生,橫河
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任何一種控制系統(tǒng)都是為了實(shí)現(xiàn)被控對象的工藝要求,以提高生產(chǎn)效率和產(chǎn)品質(zhì)量。因此,在設(shè)計PLC控制系統(tǒng)時,應(yīng)遵循以下基本原則:
1. zui大限度地滿足被控對象的控制要求
充分發(fā)揮PLC的功能,zui大限度地滿足被控對象的控制要求,是設(shè)計PLC控制系統(tǒng)的首要前提,這也是設(shè)計中zui重要的一條原則。這就要求設(shè)計人員在設(shè)計前就要深入現(xiàn)場進(jìn)行調(diào)查研究,收集控制現(xiàn)場的資料,收集相關(guān)*的國內(nèi)、國外資料。同時要注意和現(xiàn)場的工程管理人員、工程技術(shù)人員、現(xiàn)場操作人員緊密配合,擬定控制方案,共同解決設(shè)計中的重點(diǎn)問題和疑難問題。
2. 保證PLC控制系統(tǒng)安全可靠
保證PLC控制系統(tǒng)能夠*安全、可靠、穩(wěn)定運(yùn)行,是設(shè)計控制系統(tǒng)的重要原則。這就要求設(shè)計者在系統(tǒng)設(shè)計、元器件選擇、軟件編程上要全面考慮,以確??刂葡到y(tǒng)安全可靠。例如:應(yīng)該保證PLC程序不僅在正常條件下運(yùn)行,而且在非正常情況下(如突然掉電再上電、按鈕按錯等),也能正常工作。
3. 力求簡單、經(jīng)濟(jì)、使用及維修方便
一個新的控制工程固然能提高產(chǎn)品的質(zhì)量和數(shù)量,帶來巨大的經(jīng)濟(jì)效益和社會效益,但新工程的投入、技術(shù)的培訓(xùn)、設(shè)備的維護(hù)也將導(dǎo)致運(yùn)行資金的增加。因此,在滿足控制要求的前提下,一方面要注意不斷地擴(kuò)大工程的效益,另一方面也要注意不斷地降低工程的成本。這就要求設(shè)計者不僅應(yīng)該使控制系統(tǒng)簡單、經(jīng)濟(jì),而且要使控制系統(tǒng)的使用和維護(hù)方便、成本低,不宜盲目追求自動化和高指標(biāo)。
4. 適應(yīng)發(fā)展的需要
由于技術(shù)的不斷發(fā)展,控制系統(tǒng)的要求也將會不斷地提高,設(shè)計時要適當(dāng)考慮到今后控制系統(tǒng)發(fā)展和完善的需要。這就要求在選擇PLC、輸入/輸出模塊、I/O點(diǎn)數(shù)和內(nèi)存容量時,要適當(dāng)留有裕量,以滿足今后生產(chǎn)的發(fā)展和工藝的改進(jìn)。
SMC 150PSI PNEUMATIC CYLINDER T-ACNL-80-01-00?10US
NUMATICS SOLENOID VALVE I34RD100J053G
PARKER 63mm BORE 120.7mm PNEUMATIC CYLINDER 63 CTMPRVS14MC 120.7
SMC 145PSI PNEUMATIC CYLINDER T-ACNL-80-01-00
NUMATICS 120V, 0.30AMPS, SOLENOID VALVE 554SS43CJ
MAC 150PSI 2.5WATTS SOLENOID VALVE PME591AAAA
TOYODA MACHINE HYDRAULIC CYLINDER HC-40CB215-W-L
SMC PNEUMATIC CYLINDER 63MM BORE 150MM STROKE CKGA163-150Y
NUMATICS DOUBLE ENDED PNEUMATIC REGULATOR NIB 123RQ100JP00000
NUMATICS 150 PSIG SOLENOID VALVE 134BA400KP14D30
NUMATICS SOLENOID REGULATOR VALVE W/ BASE, I35RD115J000000
WELKER BEARING COMPANY 250PSIG 63MMBORE 50MMSTROKE PNEUMATIC CYLINDER WCP-027
NUMATICS 150PSIG-AIR SOLENOID VALVE I34BB515MP00061
PARKER 14N73-32-32 SAE CODE 61 FLANGE HEAD 90 ELBOW
NUMATICS 120V, 50-60HZ, 0.16AMPS SOLENIOD VALVE 34DXP4460
NUMATICS SERIES ISO5599/11 SOLENOID VALVE I23BB400MP
FESTO 145PSI PNEUMATIC CYLINDER DRQD-25-90-PPV-?J-A-AL-ZW
SMC CYLINDER CDNAF50N-150H-D?-J59W W/CNA50ND-UA
LUBRIQUIP DIVIDER VALVE MSP-151 H006
UNKNOWN MANUFACTURER * SCH 40 PIPE NIPPLE * 304/40
FESTO 32mm BORE 125mm STROKE PNEUMATIC CYLINDER DNG-32-125-PPV-?A
NORGREN 400PSIG INLET 50PSIG OUTLET REGULATOR 11-002-021 103723
FESTO 20MM BORE 25MM STROKE PNEUMATIC CYLINDER, DSNU-20-25-PPV-?A, NNB
FESTO CONNECTOR CABLE, 159424 PNP, NNB
NUMATICS 150 PSIG-AIR PNEUMATIC SOLENOID VALVE, I34BB400KP
HYSON 160 MM STROKE, 130 BAR NITROGEN GAS SPRING NP-750-160 SW
FIBRO GSA 73169 02310 PNEUMATIC ROBOTIC GRIPPER 52.81.500
ST * METRIC 90 ELBOW * UNKNOWN
BIMBA DOUBLE WALL ROD END PNEUMATIC CYLINDER CDW-01828-A-18
RACINE VARIABLE VOLUME SILENT VANE PUMP PSV DNS0 20HRS 11
SMC 145 PSI 1.00 MPA PNEUMATIC CYLINDER, US23700
NUMATICS VALVE 225-285B 24VDC 6.3 WATTS
NUMATICS 120V 0.30A 60HZ 150 PSIG-AIR PNEUMATIC SOLENOID VALVE, I34SS500K
IAI LARGE DIAMETER HOLLOW ROTARY GRIPPER ASSEMBLY
NORGREN GRIP-LOK GRIPPER AW 789 PO
FESTO LINEAR GUIDE FEN-63-200 NNB
UNKNOWN MANUFACTURER * ASSORTED WEATHERHEAD 90 ELBOW * UNKNOWN
NUMATICS REGULATOR VALVE 554RD100J000000
FHAC GX11 HYDRAULIC MOTOR/PUMP 9G D23 01
PALL MODEL 8670 DUPLEX FILTER ASSEMBLY HH8670D20 UB T 104656
NUMATICS 150PSIG, 120V, .16A, 50/60Hz SOLENOID VALVE 554BB500K
ADVANCE * CYLINDER REPAIR KIT NIB * I325-00NL
NORGREN 250PSI PNEUMATIC LUBRICATOR L17-800-OEDA
MAGNETROL PD43L38Y 60W 120V SOLENOID VALVE
HYTORK 1125 ACTUATOR W/ ACCUTRAK POSITIONER 1040N 103548
PARKER 1000KPA SOLENOID VALVE F72VXBG019A
MILLER HEAVY DUTY AIR CYLINDER AV-72BXN -08.00-40.00-01?38-N11-0
MAC 24VDC 6.0W 150PSI SOLENOID VALVE 130B-501BA
NUMATICS 150PSIG .31A 115V PNEUMATIC SOLENOID VALVE 33SAD441A 103353
SMC PNEUMATIC MICRO MIST SEPERATOR REGULATOR AWD20-01B
FESTO 50MM BORE 200MM STROKE PNEUMATIC CYLINDER, DNU-50-200-PPV-?A
LUBRIQUIP TRABON .150 TWIN OUTLET DIVIDER VALVE, MXP-150T
NUMATICS 24 VDC, 4.0 WATTS SOLENOID COIL, 236-312B
BEHRINGER CORPORATION BE60P40AH HYDRAULIC FILTER, NIB
FESTO 40MM BORE 170MM STROKE PNEUMATIC CYLINDER, ADVU-40-170-PA, NNB
PARKER 10671-32-32 FEMALE JIC 37 SWIVEL
BIMBA PNEUMATIC CYLINDER 042-DZ YG
VERSA 120V 75PSI SOLENOID VALVE ESM 8012 66 Z CLL36
FESTO DGPL-63-500-PPV?-A-GF-B
NUMATICS 123BA400K 120 VOLTS 50/60 HERTZ 150 PSIG SINGLE SOLENOID VALVE, NNB
ENERPAC AIR HYDRAULIC BOOSTER AHB46
NUMATICS 150 PSIG-MAX SOLENOID VALVE ISO5599/11
SMC NCDBN32-XA-0065?US AIR CYLINDER, NNB
NUMATICS F30B-04CE PNEUMATIC VALVE, NIB
FESTO PNEUMATIC LINE GUIDE FEN-50-80-KF NNB
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